INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '311990b18b5e7ed4dbbe890a4b648564d1d98fa556fc775474c2887f1d70ff1c', 
    't2U2zOtMOYOfBk8IL+rHmVm2CMGZgBLpx3Vi/wPAc4w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)